GATE Previous Year Question Papers with Official Answer Keys (2007–2026) – Download PDF by Branch
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Official GATE Question Papers with Answer Keys from IIT Madras, IIT Roorkee, IISc Bangalore
Aspirants preparing for the Graduate Aptitude Test in Engineering (GATE) conducted by the Indian Institutes of Technology universally agree on one golden rule: solving official previous year question papers (PYQs) with master answer keys is the single most decisive factor between merely qualifying and securing an All India Rank (AIR) under 500.
GATE is not a test of rote memory; it evaluates conceptual clarity, numerical dexterity, multi-step problem solving, and error-free execution. On this master repository page, you will find 100% direct, verified official download links for GATE Question Papers (2021 to 2026) along with official Master Answer Keys released by the organizing IITs (including IIT Madras, IIT Roorkee, IISc Bangalore, IIT Kanpur, IIT Kharagpur, and IIT Bombay). In addition, aspirants can access the complete 20-Year Archive (2007–2026) for comprehensive historical practice.
Complete 20-Year GATE Archive (2007–2026)
Need historic papers from 2007 through 2020? Access our centralized cloud drive repository containing all branch question papers, official answer keys, and final normalized question banks in a single organized directory.
GATE 2026 Official Question Papers & Answer Keys
Conducted by Indian Institute of Technology Madras (IIT Madras) • Direct Official Master PDFs
Below is the official branch-wise master question paper and final answer key repository for GATE 2026. All links point directly to official PDFs with master question sequencing and official answer keys approved after resolving candidate challenges.
| Subject / Engineering Branch | Code | Shift / Slot | Question Paper (PDF) | Official Answer Key (PDF) |
|---|---|---|---|---|
| Computer Science & Information Technology | CS | CS-1 | Paper PDF | Answer Key PDF |
| Computer Science & Information Technology | CS | CS-2 | Paper PDF | Answer Key PDF |
| Data Science & Artificial Intelligence | DA | DA | Paper PDF | Answer Key PDF |
| Electronics & Communication Engineering | EC | EC | Paper PDF | Answer Key PDF |
| Electrical Engineering | EE | EE | Paper PDF | Answer Key PDF |
| Mechanical Engineering | ME | ME | Paper PDF | Answer Key PDF |
| Civil Engineering | CE | CE-1 | Paper PDF | Answer Key PDF |
| Civil Engineering | CE | CE-2 | Paper PDF | Answer Key PDF |
| Chemical Engineering | CH | CH | Paper PDF | Answer Key PDF |
| Instrumentation Engineering | IN | IN | Paper PDF | Answer Key PDF |
| Biotechnology | BT | BT | Paper PDF | Answer Key PDF |
| Aerospace Engineering | AE | AE | Paper PDF | Answer Key PDF |
| Agricultural Engineering | AG | AG | Paper PDF | Answer Key PDF |
| Architecture and Planning | AR | AR | Paper PDF | Answer Key PDF |
| Biomedical Engineering | BM | BM | Paper PDF | Answer Key PDF |
| Chemistry | CY | CY | Paper PDF | Answer Key PDF |
| Mathematics | MA | MA | Paper PDF | Answer Key PDF |
| Physics | PH | PH | Paper PDF | Answer Key PDF |
Wondering Which IIT, NIT or PSU You Can Convert?
Input your expected GATE score or raw marks into MatchToCollege's precision cut-off predictors powered by historical COAP & CCMT seat allocation data.
Branch-Wise Multi-Year Download Directory (2021–2026)
Download 6 consecutive years of official papers shift-by-shift for major disciplines
Computer Science & Information Technology (CS)
The highest-contested engineering stream with 1.4L+ test-takers.
| Year | Slot / Shift Name | Question Paper (PDF) | Official Answer Key (PDF) |
|---|---|---|---|
| 2026 | CS-1 - Computer Science and Information Technology | Download Paper | Official Key |
| 2026 | CS-2 - Computer Science and Information Technology | Download Paper | Official Key |
| 2025 | CS-1 - Computer Science and Information Technology | Download Paper | Official Key |
| 2025 | CS-2 - Computer Science and Information Technology | Download Paper | Official Key |
| 2024 | CS-1 - Computer Science and Information Technology | Download Paper | Official Key |
| 2024 | CS-2 - Computer Science and Information Technology | Download Paper | Official Key |
| 2023 | CS - Computer Science & Information Technology | Download Paper | Official Key |
| 2022 | CS - Computer Science & Information Technology | Download Paper | Official Key |
| 2021 | CS - Computer Science & Information Technology | Download Paper | Official Key |
Data Science & Artificial Intelligence (DA)
The cutting-edge paper introduced by IISc Bangalore covering Machine Learning, AI, Python & Linear Algebra.
| Year | Slot / Shift Name | Question Paper (PDF) | Official Answer Key (PDF) |
|---|---|---|---|
| 2026 | DA - Data Science and Artificial Intelligence | Download Paper | Official Key |
| 2025 | DA - Data Science and Artificial Intelligence | Download Paper | Official Key |
| 2024 | DA - Data Science and Artificial Intelligence | Download Paper | Official Key |
Electronics & Communication Engineering (EC)
High-scoring core paper spanning EDC, Analog, Signals & Systems, and Communications.
| Year | Slot / Shift Name | Question Paper (PDF) | Official Answer Key (PDF) |
|---|---|---|---|
| 2026 | EC - Electronics and Communication Engineering | Download Paper | Official Key |
| 2025 | EC - Electronics and Communication Engineering | Download Paper | Official Key |
| 2024 | EC - Electronics and Communication Engineering | Download Paper | Official Key |
| 2023 | EC - Electronics & Communication Engineering | Download Paper | Official Key |
| 2022 | EC - Electronics & Communication Engineering | Download Paper | Official Key |
| 2021 | EC - Electronics & Communication Engineering | Download Paper | Official Key |
Electrical Engineering (EE)
Core engineering discipline covering Power Systems, Electrical Machines, and Control Systems.
| Year | Slot / Shift Name | Question Paper (PDF) | Official Answer Key (PDF) |
|---|---|---|---|
| 2026 | EE - Electrical Engineering | Download Paper | Official Key |
| 2025 | EE - Electrical Engineering | Download Paper | Official Key |
| 2024 | EE - Electrical Engineering | Download Paper | Official Key |
| 2023 | EE - Electrical Engineering | Download Paper | Official Key |
| 2022 | EE - Electrical Engineering | Download Paper | Official Key |
| 2021 | EE - Electrical Engineering | Download Paper | Official Key |
Mechanical Engineering (ME)
Extensive multi-shift discipline covering Thermodynamics, SOM, Machine Design, and Fluid Mechanics.
| Year | Slot / Shift Name | Question Paper (PDF) | Official Answer Key (PDF) |
|---|---|---|---|
| 2026 | ME - Mechanical Engineering | Download Paper | Official Key |
| 2025 | ME - Mechanical Engineering | Download Paper | Official Key |
| 2024 | ME - Mechanical Engineering | Download Paper | Official Key |
| 2023 | ME - Mechanical Engineering | Download Paper | Official Key |
| 2022 | ME - Mechanical Engineering | Download Paper | Official Key |
| 2021 | ME - Mechanical Engineering | Download Paper | Official Key |
Civil Engineering (CE)
Comprehensive multi-session paper spanning Structural Analysis, Geotechnical, Environmental & Transportation Engineering.
| Year | Slot / Shift Name | Question Paper (PDF) | Official Answer Key (PDF) |
|---|---|---|---|
| 2026 | CE-1 - Civil Engineering | Download Paper | Official Key |
| 2026 | CE-2 - Civil Engineering | Download Paper | Official Key |
| 2025 | CE-1 - Civil Engineering | Download Paper | Official Key |
| 2025 | CE-2 - Civil Engineering | Download Paper | Official Key |
| 2024 | CE-1 - Civil Engineering | Download Paper | Official Key |
| 2024 | CE-2 - Civil Engineering | Download Paper | Official Key |
| 2023 | CE-1 - Civil Engineering | Download Paper | Official Key |
| 2023 | CE-2 - Civil Engineering | Download Paper | Official Key |
| 2022 | CE - Civil Engineering | Download Paper | Official Key |
| 2021 | CE - Civil Engineering | Download Paper | Official Key |
Chemical Engineering (CH)
High PSU-demand paper covering Thermodynamics, Mass Transfer, Chemical Reaction Engineering (CRE), and Heat Transfer.
| Year | Slot / Shift Name | Question Paper (PDF) | Official Answer Key (PDF) |
|---|---|---|---|
| 2026 | CH - Chemical Engineering | Download Paper | Official Key |
| 2025 | CH - Chemical Engineering | Download Paper | Official Key |
| 2024 | CH - Chemical Engineering | Download Paper | Official Key |
| 2023 | CH - Chemical Engineering | Download Paper | Official Key |
| 2022 | CH - Chemical Engineering | Download Paper | Official Key |
| 2021 | CH - Chemical Engineering | Download Paper | Official Key |
All 36 GATE Disciplines: Complete Subject Directory
Direct links for all specialized engineering, science, and humanities branches
In addition to the primary engineering branches, GATE is administered across specialized engineering disciplines, natural sciences (Physics, Chemistry, Mathematics), and Humanities (XH subjects). Access official 2026 master papers and answer keys for every paper code below:
GATE Exam Pattern, Section Weightage & Marking Rules
Understand the numerical grading criteria, MSQ nuances, and negative marking traps
10 Questions total (5 questions of 1 mark each + 5 questions of 2 marks each). Covers Verbal Ability, Quantitative Aptitude, Analytical Aptitude, and Spatial Aptitude. Universal across all papers.
Typically 13 marks in major engineering streams (CS, ME, CE, EC, EE, CH). Covers Linear Algebra, Calculus, Differential Equations, Complex Variables, Probability & Statistics, and Numerical Methods.
55 Questions total spanning core domain syllabus. Divided into 1-mark conceptual checks and 2-mark high-complexity numerical and multi-concept questions.
| Question Type | Format Description | Marks Allocated | Negative Marking Penalty | Strategic Advice |
|---|---|---|---|---|
| MCQ (Multiple Choice) | Standard 4-option questions with exactly 1 correct answer. | 1 or 2 Marks | -1/3 (for 1M) -2/3 (for 2M) |
Eliminate obvious outliers. Do not blindly guess on high-penalty 2-mark MCQs. |
| MSQ (Multiple Select) | One or more options (A, B, C, D) can be correct. | 1 or 2 Marks | 0 (No Penalty) | No partial marking! You must check each option independently as a true/false statement. |
| NAT (Numerical Answer Type) | Real number answer entered via virtual numerical on-screen keypad. | 1 or 2 Marks | 0 (No Penalty) | Pay utmost attention to decimal rounding limits and unit conversions specified in the question prompt. |
Historical GATE Qualifying Cutoff Trends (2021–2026)
Benchmark minimum qualifying marks across categories for primary streams
Qualifying marks vary every year depending on the test difficulty and candidate score distribution. Below are benchmark qualifying cutoff marks (General / OBC-NCL / SC-ST-PwD) across key disciplines:
| Branch Code | Branch Name | General (GEN) | OBC-NCL / EWS | SC / ST / PwD | Target Score for Top IITs |
|---|---|---|---|---|---|
| CS | Computer Science & IT | 27.6 - 32.5 | 24.8 - 29.2 | 18.4 - 21.6 | 75+ Marks (Score > 780) |
| DA | Data Science & AI | 30.0 - 37.1 | 27.0 - 33.3 | 20.0 - 24.7 | 70+ Marks (Score > 750) |
| EC | Electronics & Communication | 25.0 - 29.8 | 22.5 - 26.8 | 16.6 - 19.8 | 72+ Marks (Score > 760) |
| EE | Electrical Engineering | 25.7 - 30.7 | 23.1 - 27.6 | 17.1 - 20.4 | 74+ Marks (Score > 770) |
| ME | Mechanical Engineering | 28.4 - 34.0 | 25.5 - 30.6 | 18.9 - 22.6 | 80+ Marks (Score > 800) |
| CE | Civil Engineering | 28.2 - 32.9 | 25.3 - 29.6 | 18.8 - 21.9 | 78+ Marks (Score > 790) |
The 3-Phase Framework: How AIR < 100 Rankers Solve GATE PYQs
Step-by-step methodology to convert past papers into high-percentile test-day performance
Phase 1: Topic-Wise Integration (During Syllabus Completion)
Never save all PYQs for the final month. As you finish a subject topic (e.g., Eigenvalues in Engineering Mathematics, Paging in Operating Systems, or Bending Moments in SOM), solve all GATE questions from the last 15 years on that specific sub-topic immediately. This reinforces the exact depth and trickiness IIT professors design into that concept.
Phase 2: Timed 3-Hour Simulation (60 Days Before Exam)
Reserve the most recent 5 years of papers (2022 to 2026) strictly for full 180-minute uninterrupted simulations. Sit in your actual exam slot (either 9:30 AM to 12:30 PM or 2:30 PM to 5:30 PM). Use only the official TCS-iON virtual calculator on screen. Do not touch physical calculators or mobile phones.
Phase 3: The Mistake Register & Reverse Revision
The difference between a 60-mark candidate and an 85-mark topper is the Error Log. Maintain a physical or digital error notebook categorized into 3 tags:
- Type A (Conceptual Blindspot): You did not know the underlying theorem or formula. Requires textbook re-reading.
- Type B (Calculation / Unit Trap): You forgot to convert mm to meters or entered radian instead of degrees.
- Type C (Reading Misinterpretation): You missed words like "NOT correct" or "closest integer".
Frequently Asked Questions (GATE PYQ & Answer Key FAQs)
Authoritative answers to common candidate queries regarding official papers and answer keys
Q1. Do questions repeat in the GATE exam from previous years?
While identical numerical questions are rarely repeated verbatim, the underlying core concepts, problem archetypes, and formula applications repeat in more than 75% to 80% of the paper. Solving past papers trains your mind to spot familiar problem patterns within seconds during the high-pressure 3-hour exam.
Q2. How many years of GATE PYQs are sufficient for a top rank?
For most engineering branches, solving the last 15 to 20 years (2007 to 2026) is strongly recommended. The past 5 years (2022–2026) are essential for understanding modern MSQ question formats, whereas earlier papers (2007–2020) build fundamental concept depth.
Q3. Are the answer keys provided here provisional or final?
All answer keys provided on this page are the Official Final Master Answer Keys published by the organizing IITs after reviewing candidate challenges and receiving approval from the National Coordination Board (NCB-GATE). Questions marked as MTA (Marks to All) are accounted for in these final keys.
Q4. Is there negative marking in MSQ (Multiple Select Questions) or NAT questions?
No. There is absolutely zero negative marking in both MSQ and NAT questions. However, for MSQ, there is no partial marking: you receive marks only if all correct options (and no incorrect ones) are chosen.
Q5. How can I download the complete 20-year archive in a single click?
You can access our centralized Google Drive repository via the Complete 20-Year Archive Folder link, which includes organized subfolders for every year and branch.
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Quick Download: GATE 2026 Official Question Papers & Answer Keys (IIT Madras)
GATE 2026 was conducted across multiple shifts nationwide. Download the official master question papers and final answer keys for key engineering disciplines below:
| Branch / Paper Code | Shift / Paper | Question Paper (PDF) | Answer Key (PDF) |
|---|---|---|---|
| Computer Science & IT (CS) | Shift 1 | 📥 Download CS1 Paper | 🔑 CS1 Answer Key |
| Computer Science & IT (CS) | Shift 2 | 📥 Download CS2 Paper | 🔑 CS2 Answer Key |
| Data Science & AI (DA) | Single Shift | 📥 Download DA Paper | 🔑 DA Answer Key |
| Electronics & Communication (EC) | Single Shift | 📥 Download EC Paper | 🔑 EC Answer Key |
| Electrical Engineering (EE) | Single Shift | 📥 Download EE Paper | 🔑 EE Answer Key |
| Mechanical Engineering (ME) | Single Shift | 📥 Download ME Paper | 🔑 ME Answer Key |
| Civil Engineering (CE) | Shift 1 | 📥 Download CE1 Paper | 🔑 CE1 Answer Key |
| Civil Engineering (CE) | Shift 2 | 📥 Download CE2 Paper | 🔑 CE2 Answer Key |
| Chemical Engineering (CH) | Single Shift | 📥 Download CH Paper | 🔑 CH Answer Key |
| Instrumentation (IN) | Single Shift | 📥 Download IN Paper | 🔑 IN Answer Key |
GATE Computer Science & IT (CS): Previous Year Papers (2021 to 2025)
Computer Science is consistently the most competitive GATE branch, with over 1.4 lakh applicants competing for coveted M.Tech seats at IIT Bombay, IIT Delhi, IIT Madras, IISc Bangalore, and IIIT Hyderabad. Here are the verified past 5 years official papers and master keys:
| Year & Organizing Institute | Shift / Slot | Question Paper (PDF) | Answer Key (PDF) |
|---|---|---|---|
| GATE 2025 (IIT Roorkee) | Shift 1 & 2 | 📥 CS1 2025 Paper | 🔑 CS1 Key |
| GATE 2024 (IISc Bangalore) | Shift 1 & 2 | 📥 CS1 2024 Paper | 🔑 CS1 Key |
| GATE 2023 (IIT Kanpur) | Single Shift | 📥 CS 2023 Paper | 🔑 CS 2023 Key |
| GATE 2022 (IIT Kharagpur) | Single Shift | 📥 CS 2022 Paper | 🔑 CS 2022 Key |
| GATE 2021 (IIT Bombay) | Single Shift | 📥 CS 2021 Paper | 🔑 CS 2021 Key |
Complete 20-Year Archive: Bulk Download (2007 to 2026)
For serious aspirants who want comprehensive practice across historic question patterns, IIT Madras has provided the official bulk archive containing all papers from 2007 through 2026 for all 35 disciplines in organized ZIP archives.
Official GATE 2007–2026 Bulk Repository
Access the complete, official Google Drive repository hosted by the GATE Organizing Committee containing over 500+ question papers and solution sheets across Aerospace, Chemical, Civil, Computer Science, Data Science, Electrical, Electronics, Mechanical, and all other disciplines:
Access Complete 20-Year Drive ArchiveHow to Solve GATE PYQs to Score 99+ Percentile
Merely looking at answers does not build problem-solving muscle. To maximize your score from solving past papers, follow this 5-stage framework recommended by top GATE rankers:
- Topic-Wise First, Full-Length Later: After completing a subject (e.g. Operating Systems or Thermodynamics), solve topic-wise PYQs from 2007 to 2020. This solidifies fundamental concepts and exposes common traps.
- Simulate Exam Conditions for 2021–2026: Treat papers from the last 5 years as mock tests. Sit for a strict 3-hour window (9:30 AM to 12:30 PM or 2:30 PM to 5:30 PM) without checking notes.
- Master the Virtual Calculator: Practice calculations exclusively using the official TCS iON virtual calculator interface. Memory functions, trigonometric radians, and scientific brackets take time to get accustomed to.
- Analyze NAT & MSQ Accuracy: Numerical Answer Type (NAT) and Multiple Select Questions (MSQ) carry NO negative marking, but require complete precision. Note down why you missed partial options in MSQs.
- Maintain an Error Log: Dedicate a notebook to write down formula slips, calculation blunders, and tricky questions. Re-solve these every Sunday.
GATE Exam Pattern & Marking Scheme
Understanding the distribution of marks across sections ensures you allocate your 180 exam minutes efficiently:
| Section | Questions | Total Marks | Negative Marking |
|---|---|---|---|
| General Aptitude (GA) | 10 Questions (5 of 1-mark, 5 of 2-mark) | 15 Marks | 1/3rd for 1-mark MCQ, 2/3rd for 2-mark MCQ |
| Engineering Mathematics | Approx. 7–9 Questions | 13 Marks | Negative marking only for MCQs |
| Core Subject Engineering | Approx. 46–48 Questions | 72 Marks | No negative marking for MSQs and NATs |
| Total | 65 Questions (3 Hours / 180 Minutes) | 100 Marks | Normalized GATE Score out of 1000 |
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FAQFrequently Asked Questions
Q: Do questions repeat in the GATE exam from previous years?
While identical numerical questions are rarely repeated verbatim, the core concepts, problem archetypes, and formula applications repeat in over 75% to 80% of the paper. Solving past papers trains your mind to spot familiar problem patterns within seconds.
Q: How many years of GATE PYQs are sufficient for an All India Rank under 500?
Solving the last 15 to 20 years (2007 to 2026) is recommended. The most recent 5 years (2022-2026) are essential for mastering the MSQ (Multiple Select Question) format, while older papers solidify core engineering fundamentals.
Q: Are the answer keys provided here provisional or final?
All answer keys provided are the Official Final Master Answer Keys released by organizing IITs (IIT Madras, IISc, IIT Roorkee, IIT Kanpur) after evaluating candidate challenge representations.
Q: Is there negative marking in MSQ (Multiple Select) and NAT questions?
No. There is zero negative marking in both MSQ and NAT questions. However, MSQs offer NO partial marking: you get full marks only when all correct options and no incorrect options are marked.
Q: How can I download the complete 20-year archive in bulk?
You can download the full 20-year question paper archive (2007-2026) across all engineering disciplines directly through the MatchToCollege verified Google Drive repository.
Complete Study Guides & PDFs
7 ResourcesGet More Info About GATE Previous Year Question Papers with Official Answer Keys (2007–2026) – Download PDF by Branch
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